そんな（そんな、sonna）
- such

The Japanese word そんな primarily functions as a demonstrative adjective or pronoun, and its meaning revolves around "that kind," "such," "that," or "like that." It refers to something that has already been mentioned, is understood from the context, or is implied. そんな often describes a situation, a thing, or a manner. It can express a speaker's feeling, judgment, or evaluation of something. It is very versatile.

⚫︎そんなことはありません。 Translation: That's not true./ It's not like that. ⚫︎そんなに食べられません。 Translation: I can't eat that much. ⚫︎そんな人はいません。 Translation: There's no such person.

⚫︎そんな is used in various situations. It typically refers to something previously discussed or understood within the context. ⚫︎It is often used when reacting to a statement, situation, or behavior. For example, to express disagreement, surprise, or an emotional response. ⚫︎It can modify nouns or stand alone as a pronoun. ⚫︎The meaning changes subtly based on context, and can signify "that" (referring to a previously mentioned thing or situation), "such" (describing a type or characteristic), or "like that" (referring to a manner).

⚫︎そんな is written in hiragana. ⚫︎There are no variations in okurigana. ⚫︎Kanji for そんな doesn't commonly exist, and it is almost always written in hiragana.

⚫︎それ（that, it） ⚫︎あんな（that kind of, like that） ⚫︎そのような（that kind of, such）- More formal than そんな.

⚫︎This depends on the context, as そんな can be a broad demonstrative term. But if referring to "that kind," there's no direct antonym, as it depends on the specific quality being described. ⚫︎In many cases, an opposite concept would be expressed with a different phrase.

そんなことはしないでください。 ・Translation: Please don't do that./ Don't do something like that. ・Explanation: This sentence uses そんな to refer to a specific action or behavior that the speaker wants to avoid.

そんなに、彼は怒った。 ・Translation: He got angry at that. ・Explanation: This sentence uses そんな to refer to a specific situation or event that caused him to get angry.

The word そんな is derived from the demonstrative pronoun そ (that) + the particle の (of) + a kind of adjectival suffix な. In essence, it indicates "of that kind" or "that sort of thing."